Datasheet

AD8555
Rev. A | Page 2 of 28
TABLE OF CONTENTS
Electrical Specifications ................................................................... 3
Absolute Maximum Ratings ............................................................ 7
Pin Configurations and Function Descriptions ........................... 8
Typical Performance Characteristics ............................................. 9
Theory of Operation ...................................................................... 17
Gain Values .................................................................................. 18
Open Wire Fault Detection ....................................................... 19
Shorted Wire Fault Detection ................................................... 19
Floating VPOS, VNEG, or VCLAMP Fault Detection ......... 19
Device Programming ................................................................. 19
Filtering Function ....................................................................... 25
Driving Capacitive Loads .......................................................... 25
RF Interference ........................................................................... 26
Single-Supply Data Acquisition System .................................. 26
Using the AD8555 with Capacitive Sensors ........................... 27
Outline Dimensions ....................................................................... 28
Ordering Guide .......................................................................... 28
REVISION HISTORY
6/09—Rev. 0 to Rev A
Changes to General Description .................................................... 1
Changes to Figure 3 and Table 5 ..................................................... 8
Updated Outline Dimensions ....................................................... 28
Changes to Ordering Guide .......................................................... 28
4/04—Revision 0: Initial Version